its not an R package, but it might help.
http://www.riks.nl/mck/

Kind regards,
Robert Pazur




2012/9/17 Priyanka Sharma <priyanka.toxic00@gmail.com>

> Hi List,
>
> I have two Raster images:
>
> a) Landscan Image
> b) Nighttime image
>
> Where I resampled nighttime image using resample function in R,  taking
> landscan image as a reference image. Now, I need to find out the measure of
> alignment between these two images.
>
> Apart from visual interpretation, I need to see the alignment in some
> quantitative aspect (it could be RMSE etc.) so that I can check the measure
> of alignment between the two rasters, raster - vector, vector - vector.
>
> Please help me out with this.
>
>
> Thanks very much in advance.
>
> Priyanka
>
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>
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